EP2869520A4 - Self-adaptive method, system and device for audio communication modulation modes, and electronic signature tool - Google Patents

Self-adaptive method, system and device for audio communication modulation modes, and electronic signature tool

Info

Publication number
EP2869520A4
EP2869520A4 EP13808937.0A EP13808937A EP2869520A4 EP 2869520 A4 EP2869520 A4 EP 2869520A4 EP 13808937 A EP13808937 A EP 13808937A EP 2869520 A4 EP2869520 A4 EP 2869520A4
Authority
EP
European Patent Office
Prior art keywords
self
electronic signature
audio communication
adaptive method
modulation modes
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP13808937.0A
Other languages
German (de)
French (fr)
Other versions
EP2869520A1 (en
Inventor
Dongsheng Li
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tendyron Corp
Original Assignee
Tendyron Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tendyron Corp filed Critical Tendyron Corp
Publication of EP2869520A1 publication Critical patent/EP2869520A1/en
Publication of EP2869520A4 publication Critical patent/EP2869520A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0008—Modulated-carrier systems arrangements for allowing a transmitter or receiver to use more than one type of modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/0012—Modulated-carrier systems arrangements for identifying the type of modulation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/14—Two-way operation using the same type of signal, i.e. duplex
    • H04L5/1438—Negotiation of transmission parameters prior to communication
    • H04L5/1453—Negotiation of transmission parameters prior to communication of modulation type
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2420/00—Details of connection covered by H04R, not provided for in its groups
    • H04R2420/07—Applications of wireless loudspeakers or wireless microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
    • H04R2499/10—General applications
    • H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
EP13808937.0A 2012-06-29 2013-06-13 Self-adaptive method, system and device for audio communication modulation modes, and electronic signature tool Withdrawn EP2869520A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201210226853.8A CN102821076B (en) 2012-06-29 2012-06-29 Audio communication modulation way self-adaptive method, system, device and electronic sign tool
PCT/CN2013/077150 WO2014000575A1 (en) 2012-06-29 2013-06-13 Self-adaptive method, system and device for audio communication modulation modes, and electronic signature tool

Publications (2)

Publication Number Publication Date
EP2869520A1 EP2869520A1 (en) 2015-05-06
EP2869520A4 true EP2869520A4 (en) 2016-03-23

Family

ID=47304935

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13808937.0A Withdrawn EP2869520A4 (en) 2012-06-29 2013-06-13 Self-adaptive method, system and device for audio communication modulation modes, and electronic signature tool

Country Status (8)

Country Link
US (1) US9838779B2 (en)
EP (1) EP2869520A4 (en)
KR (1) KR101539553B1 (en)
CN (1) CN102821076B (en)
CA (1) CA2877762C (en)
HK (1) HK1179443A1 (en)
SG (1) SG11201408764RA (en)
WO (1) WO2014000575A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102821076B (en) 2012-06-29 2014-12-24 天地融科技股份有限公司 Audio communication modulation way self-adaptive method, system, device and electronic sign tool
CN105657592B (en) * 2014-11-10 2019-08-13 北京握奇智能科技有限公司 A kind of audio communication method and device
CN107251618B (en) 2015-01-16 2021-05-14 梁平 Beamforming in a multi-user multiple-input multiple-output wireless communication system with repeaters
CN111950034B (en) * 2019-05-15 2024-02-06 天地融科技股份有限公司 Combined signature method, combined verification method and system of electronic signature

Citations (3)

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US5982819A (en) * 1996-09-23 1999-11-09 Motorola, Inc. Modulation format adaptive messaging receiver and method thereof
DE10162546A1 (en) * 2001-12-19 2003-07-10 Siemens Ag Device for sending/receiving data signals using several transmission modes has memory for storing association table that associates set of modulation types with each transmission mode
CN102223234A (en) * 2011-06-17 2011-10-19 飞天诚信科技股份有限公司 Electronic signature system and method based on audio communication

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US6443891B1 (en) * 2000-09-20 2002-09-03 Medtronic, Inc. Telemetry modulation protocol system for medical devices
JP4555072B2 (en) * 2002-05-06 2010-09-29 シンクロネイション インコーポレイテッド Localized audio network and associated digital accessories
JP3796233B2 (en) * 2003-05-23 2006-07-12 三洋電機株式会社 Transmission speed changing method and base station apparatus using the same
JP2005316130A (en) * 2004-04-28 2005-11-10 Sanyo Electric Co Ltd Voice-coder and voice coding system
US7518661B2 (en) * 2005-09-30 2009-04-14 Sigmatel, Inc. System and method of audio detection
CN100340077C (en) * 2005-11-29 2007-09-26 东南大学 Channel environment self-adaption transmission plan in multi-antenna wireless transmission system
JP2007334992A (en) 2006-06-15 2007-12-27 Hitachi Ltd Device and method for reproducing optical disk
CN100531398C (en) 2006-08-23 2009-08-19 中兴通讯股份有限公司 Method for realizing multiple audio tracks in mobile multimedia broadcast system
JP2008141253A (en) * 2006-11-29 2008-06-19 Sharp Corp Communication apparatus, communication method, communication circuit, communication system, program and computer-readable recording medium recording the program
US20080181148A1 (en) * 2007-01-08 2008-07-31 Freesystems Pte., Ltd. Multi-node media content relay system
KR100800103B1 (en) * 2007-02-01 2008-01-31 디지아나 주식회사 Stereo headset comprised wired/wireless sub earphone
CN101447854B (en) * 2007-11-27 2012-11-07 上海华为技术有限公司 Data transmission/forwarding/processing method and device thereof
JP5171291B2 (en) 2007-11-30 2013-03-27 パナソニック株式会社 Wireless transmission method, wireless transmission device, and wireless reception device
JP4666318B2 (en) * 2008-01-17 2011-04-06 Ｎｅｃエンジニアリング株式会社 Modulation method switching communication apparatus and modulation method switching method
CN101800616B (en) * 2009-02-10 2012-11-21 富士通株式会社 Data relay device, communication device and method
CN101826938B (en) * 2010-03-31 2013-03-13 华为技术有限公司 Method, terminal and system for transmitting and receiving service information
CN102752058B (en) * 2012-06-16 2013-10-16 天地融科技股份有限公司 Audio data transmission system, audio data transmission device and electronic sign tool
CN102769591B (en) * 2012-06-21 2015-04-08 天地融科技股份有限公司 Self-adaptive method, self-adaptive system and self-adaptive device for audio communication modulation modes and electronic signature implement
CN102769590B (en) * 2012-06-21 2014-11-05 天地融科技股份有限公司 Self-adaptive method, self-adaptive system and self-adaptive device for audio communication modulation modes and electronic signature implement
CN102821076B (en) 2012-06-29 2014-12-24 天地融科技股份有限公司 Audio communication modulation way self-adaptive method, system, device and electronic sign tool

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5982819A (en) * 1996-09-23 1999-11-09 Motorola, Inc. Modulation format adaptive messaging receiver and method thereof
DE10162546A1 (en) * 2001-12-19 2003-07-10 Siemens Ag Device for sending/receiving data signals using several transmission modes has memory for storing association table that associates set of modulation types with each transmission mode
CN102223234A (en) * 2011-06-17 2011-10-19 飞天诚信科技股份有限公司 Electronic signature system and method based on audio communication
US20130013095A1 (en) * 2011-06-17 2013-01-10 Feitian Technologies Co., Ltd. Audio communication based electronic signature system and method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2014000575A1 *

Also Published As

Publication number Publication date
US9838779B2 (en) 2017-12-05
KR101539553B1 (en) 2015-07-29
HK1179443A1 (en) 2013-09-27
US20150163591A1 (en) 2015-06-11
CA2877762C (en) 2016-03-29
CN102821076A (en) 2012-12-12
CN102821076B (en) 2014-12-24
SG11201408764RA (en) 2015-02-27
EP2869520A1 (en) 2015-05-06
WO2014000575A1 (en) 2014-01-03
KR20150021570A (en) 2015-03-02
CA2877762A1 (en) 2014-01-03

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